Home / 2,127,458.40-3,191,187.60-631,550.40

Finding the Fourth Proportional to 2,127,458.40, 3,191,187.60 and 631,550.40

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Solution

The fourth proportional to 2,127,458.40, 3,191,187.60 and 631,550.40 is: 947,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,458.40 : 3,191,187.60 = 631,550.40 : x
  2. Step 2: Convert to fraction form
    2,127,458.40/3,191,187.60 = 631,550.40/x
  3. Step 3: Cross multiply
    2,127,458.40x = 3,191,187.60 × 631,550.40
  4. Step 4: Simplify right side
    2,127,458.40x = 2,015,395,805,255.04
  5. Step 5: Solve for x
    x = 2,015,395,805,255.04/2,127,458.40
  6. Step 6: Final answer
    x = 947,325.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.